61281900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{22697}}^1$

素因数の和:22720

約数の個数: 72

約数和(自身を含む): 197018640

約数和(自身を除く): 135736740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 22697, 45394, 68091, 90788, 113485, 136182, 204273, 226970, 272364, 340455, 408546, 453940, 567425, 612819, 680910, 817092, 1021365, 1134850, 1225638, 1361820, 1702275, 2042730, 2269700, 2451276, 3064095, 3404550, 4085460, 5106825, 6128190, 6809100, 10213650, 12256380, 15320475, 20427300, 30640950, 61281900]

約数ペア:

[(1, 61281900), (2, 30640950), (3, 20427300), (4, 15320475), (5, 12256380), (6, 10213650), (9, 6809100), (10, 6128190), (12, 5106825), (15, 4085460), (18, 3404550), (20, 3064095), (25, 2451276), (27, 2269700), (30, 2042730), (36, 1702275), (45, 1361820), (50, 1225638), (54, 1134850), (60, 1021365), (75, 817092), (90, 680910), (100, 612819), (108, 567425), (135, 453940), (150, 408546), (180, 340455), (225, 272364), (270, 226970), (300, 204273), (450, 136182), (540, 113485), (675, 90788), (900, 68091), (1350, 45394), (2700, 22697)]